The carotenoids are not only amongst the most widespread of the naturally occurring groups of pigments, but probably also have the most varied functions; witness their known roles in photokinetic responses of plants, in phototropic responses of fish and as vitamin A precursors in mammals and birds. Pigments with such wide distribution and such diverse functions are obviously of great interest to biological scientists with very different specializa tions, especially as it is unlikely that t...

Fly Guy and Buzz are back with another great nonfiction book! Award-winning author/illustrator Tedd Arnold brings nonfiction to life in this engaging nonfiction reader! During a visit to a space museum, Fly Guy and Buzz learn all about planets, space crafts, space suits, and even dirty snowballs (i.e. comets!)! With straightforward fun facts, humorous illustrations of Fly Guy and Buzz, and vivid photographs throughout, this book is sure to be a hit with budding astronauts everywhere! *HOLO...

Exam Board: AQALevel: GCSESubject: PhysicsFirst Teaching: September 2016First Exam: June 2018AQA approved.Apply and develop your students' knowledge and understanding of Physics with this textbook that builds mathematical skills, provides practical assessment guidance and supports all the required practicals.- Provides supp...

Many courses and degrees require that students write a short thesis. This book guides students through their first experience of producing a thesis and undertaking original research. Written by experienced researchers and advisors, the book sets out signposts and tasks to help students to understand what is needed to succeed, including scoping a topic, managing references, interpreting data, and successful completion.For students, the task of writing a thesis is a transition from s...

A completely new full-colour edition of the popular guide to scienceFirst published in 1989, this is the third edition of the popular Gem Basic Facts Science. The Basic Facts series is a series of illustrated gem dictionaries in important school subjects.

You Must be Very Intelligent is the author’s account of studying for a PhD in a modern, successful university. Part-memoir and part-exposé, this book is highly entertaining and unusually revealing about the dubious morality and desperate behaviour which underpins competition in twenty-first century academia.This witty, warts-and-all account of Bodewits´ years as a PhD student in the august University of Edinburgh is full of success and failure, passion and pathos, insight,...

THE SENSE OF SMELL The nose is normally mistakenly assumed to be the organ of smell reception. It is not. The primary function of the nose is to regulate the temperature and humidity of inspired air, thereby protecting the delicate linings of the lungs. This is achieved by the breathed air passing through narrow passageways formed by three nasal turbinates in each nostril. The turbinates are covered by spongy vascular cells which can expand or contract to open or close the nasal pathways. ...

Do you know where your food comes from? What are the animals and plants that you find on a farm? Which insects are great for your garden and which ones are pests? Come and let's explore how your food is grown! This series of books is aimed at educating young explorers about the beautiful island of Bermuda.

Square is a picture book containing 12 full color professional photographs of square shaped objects. The objects are common items, such as a block and pillow. Your child will learn there are squares everywhere! Simple captions with each picture encourage reading. A cheerful picture book that can be enjoyed by the child alone or with a parent. Appropriate for ages zero through six.

What This Book Is This book is about radar. It will teach you the essentials of radar, the underlying principles. It is not like an engineering handbook which pro vides detailed design equations without explaining either derivation or rationale. It is not like a graduate school textbook which may be abstruse and esoteric to the point of incomprehensibility. And it is not like an anthology of popular magazine articles which may be gaudy but superfi cial. It is an attempt to distill the very...

Go for a swim in the fresh waters of the rivers or dive into the depths of the oceans through this beautiful picture book. This book will teach you about the difference water formations found on Earth, and the kind of living things that you can see in each. Order your copy of this picture book today!

The origin of this text was a request by industry and government to summarize the biological effects and to estimate the limits of safe exposure to longwave ul traviolet radiation. The specific issue was the safety of a small medium-pressure mercury arc designed to emit UV-A (NUVA-Lite, L. D. Caulk Co. , Milford, Delaware) for photopolymerization of resinous fillings used in dentistry. How- ever, the context grew to become a consideration of the risks and benefits to hu mans of electromagn...